set of weights, 13 components in a wooden box - weighing – measuring

This is one set of weights for the primary nurse and for the school. 13 weights are used, the range runs from 1 kg up to the maximum weight. The different weights are adjusted and coordinated.
All ponderosities match to the scales.
Application examples: weighing and measuring with balances of all types
The article is composed of 13 ponderosities of metal